[NL] clang-format.

NumLib/Assembler/SerialExecutor.h

NumLib/DOF/ComponentGlobalIndexDict.h

NumLib/DOF/ComputeSparsityPattern.cpp

NumLib/DOF/ComputeSparsityPattern.h

NumLib/DOF/DOFTableUtil.cpp

NumLib/DOF/DOFTableUtil.h

NumLib/DOF/GlobalMatrixProviders.h

NumLib/DOF/LocalToGlobalIndexMap.cpp

NumLib/DOF/LocalToGlobalIndexMap.h

NumLib/DOF/MatrixProviderUser.h

NumLib/DOF/MeshComponentMap.cpp

NumLib/DOF/SimpleMatrixVectorProvider.h

NumLib/Extrapolation/ExtrapolatableElementCollection.h

NumLib/Extrapolation/Extrapolator.h

NumLib/Extrapolation/LocalLinearLeastSquaresExtrapolator.h

NumLib/Fem/CoordinatesMapping/NaturalCoordinatesMapping.h

NumLib/Fem/CoordinatesMapping/NaturalNodeCoordinates.h

NumLib/Fem/CoordinatesMapping/ShapeMatrices-impl.h

NumLib/Fem/CoordinatesMapping/ShapeMatrices.h

NumLib/Fem/FiniteElement/C0IsoparametricElements.h